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ASSET RETIREMENT OBLIGATIONS (Details) - USD ($)
$ in Thousands
1 Months Ended 2 Months Ended 3 Months Ended 12 Months Ended
Oct. 31, 2019
Dec. 31, 2019
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Activity related to ARO liability          
Financial Designation, Predecessor and Successor [Fixed List] Successor Successor Successor Predecessor Successor
Liability for asset retirement obligations at the beginning of the period     $ 10,590    
Additions     105    
Accretion expense     149    
Liability for asset retirement obligations at the end of the period   $ 10,590 $ 10,844   $ 10,590